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Building design, construction and renovations

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Old State House - Advice

Hi All, I have a old 1950's state house and looking for some ideas as how to renovate the place. But the major issue is the exterior cladding of the house is fibre cement mix asbestos, I think back that ...
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11 Oct 17 08:40 AM - By AKK
11 Oct '17 08:40 AM
By AKK
1

Louver windows and passive design/ air tightness

Hi all, we are starting to design our new house with passive design principles in mind. We are up-spec'ing insulation and choosing high performance windows/ frames, have a great thermal mass providing concrete floor throughout with underfloor and perimeter insulation- ...
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05 Oct 17 10:14 AM - By JR1
05 Oct '17 10:14 AM
By JR1
14

Architect recommendations for Coromandel build

Hi there We are totally new to the process of building (and the EcoBob site) but have put together a reasonably detailed brief of what we are after from our new home and budget. We are beginning to send the brief ...
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05 Oct 17 01:46 AM - By samsmith
05 Oct '17 01:46 AM
By samsmith
4

Papakowhai Renovations - House 10

The Azzuro Solar Limited system is performing excellently, as expected, at House 10 of the Papakowhai renovation project. We are pleased with the support we have given to Beacon Pathway for this project. Azzuro Solar Limited www.azzurosolar.co.nz
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04 Oct 17 12:34 AM - By samsmith
04 Oct '17 12:34 AM
By samsmith
2

Cracks in walls

Hi, we are looking at a concrete property which is 12 years old with cracks in the walls and have been told that this could be due to settlement in the soil. Does this make any sense? It ...
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22 Sep 17 09:24 PM - By neil99
22 Sep '17 09:24 PM
By neil99
1

uPVC window Architectural recommendations?

Can anyone recommend good uPVC windows supplier in NZ? Im after something that has good spans/sizes for architectural house designs some seem to be limited to 2.1m high would prefer a suite that can do at least 2.7m high able to be placed ...
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22 Sep 17 01:25 PM - By SBQ
22 Sep '17 01:25 PM
By SBQ
11

Spray Polyurethane Foam Insulation

Hi, I looked around at insulation and came to the conclusion that Sprayed Polyurethane Foam would give me the best level of thermal insulation and sound deadening. So I bought a machine from the US and have arranged to purchase the ...
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15 Sep 17 08:37 PM - By AAC Mike
15 Sep '17 08:37 PM
By AAC Mike
39

Best water heating option in a large house

Newbie here, so apologies if this is in the wrong place. We've bought an old Auckland house consisting of two dwellings, each with an ancient electric water heater. We are going to combine the dwellings into a single L-shaped home ...
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15 Sep 17 04:25 PM - By RamblinMan
15 Sep '17 04:25 PM
By RamblinMan
1

Is there a practical way to beef up airtightness & insulation in a stick & fluff build?

If it turns out I can't build with SIPS, are there ways to improve a standard stick and fluff building envelope? For example: thicker studs and thicker fluff, insulated slab, thermally broken windows... Wouldn't these factors alone improve the buildings performance ...
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14 Sep 17 01:06 PM - By SBQ
14 Sep '17 01:06 PM
By SBQ
27

Help designing a solar/wetback hot water system...correctly

Hi there, In the not too distant future I'll be installing a solar hot water system on my house in Palmerston North. Currently there is an old Rinnai inifinty (not sure on size) that supplies just the hot water, ...
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11 Sep 17 07:15 PM - By springlands13@hotmail.com
11 Sep '17 07:15 PM
By springlands13@hotmail.com
34

Acoustic Insulation

I have a new building project which has our house essential well insulated externally (SLAB external walls and ROOF) and air tight aiming for passive house standard. My question relates to internal walls, I do not need internal walls and ...
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01 Sep 17 09:41 AM - By SBQ
01 Sep '17 09:41 AM
By SBQ
2

bamboo flooring recommendations

I'm presently in the stage of building and wish for bamboo flooring. I have heard of some horrie stories, but i think this is when peoplle have installed it onto concrete flooring or buying a bad product. In my case ...
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26 Aug 17 06:25 PM - By Philip Muir
26 Aug '17 06:25 PM
By Philip Muir
9

Magroc Insulfound (Magnesium oxide board) Issues: Rotting, Decaying etc

Hi, I have Magroc Insulfound on my foundation slab. The slab has been down for a few months now as I have a delay in getting onto the framing. The Magroc Insulfound has well and truly rotted away. Has anyone else ...
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16 Aug 17 10:24 AM - By tobias kraus
16 Aug '17 10:24 AM
By tobias kraus
29

Greenwood Gasification Woodfired Boiler

Does anyone have one or know of anyone who has one in their home? We are looking at getting one but would like to speak to people who have experience with them before committing. Thanks
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Last Post
12 Aug 17 08:36 PM - By Guv
12 Aug '17 08:36 PM
By Guv
6

Draughtsman/architect with CLT expertise

Hi, does anyone know of a draughtsman/architect with expertise in CLT construction ? I do have the design and detailing but I need someone to put it all together to a consent suitable set of drawings? ...
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08 Aug 17 08:26 AM - By Dys
08 Aug '17 08:26 AM
By Dys
9

Natural Flow Systems, any experiences good or bad?

We are relocating a house onto a 5 acre section and need to get a septic system fitted. We want to be as sustainable as possible so definately don't want a powered system, and ideally want to our grey water ...
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03 Aug 17 04:45 PM - By MrCat
03 Aug '17 04:45 PM
By MrCat
26

Azzuro Solar Hot Water Systems

In March 2007 we had to replace our aging hot water cylinder and decided to take the opportunity to install a solar hot water system. After exploring the options, we followed the path to install an Azzuro system with ...
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Last Post
31 Jul 17 03:57 PM - By John Hornblow
31 Jul '17 03:57 PM
By John Hornblow
16

Seeking list of NZ SIP suppliers and Designers

Hi Guys, So it seems that many of the suppliers of SIPs (structural insulated panels) in New Zealand are all pretty poor at making their websites come up in a Google search. Or maybe there's just not very many of them, I'm ...
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Last Post
31 Jul 17 03:56 PM - By John Hornblow
31 Jul '17 03:56 PM
By John Hornblow
2

thermal break to strap-and-lined concrete masonry wall

Hi guys We have a house under construction which for a number of reasons has an area of concrete masonry external walls (partial retaining, etc.) Originally we'd intended Kingspan's Kooltherm K17 for insulation, but now it is being strapped & lined. Every ...
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Last Post
31 Jul 17 03:51 PM - By Rob @ FGA
31 Jul '17 03:51 PM
By Rob @ FGA
1

Ductless ventilation systems

Kia ora, We're getting all the external wall of our house insulated and re-gibbed. As part of this job, we're also wanting to install a ventilation system. Because our house has no roof cavity, I'm looking at two products which draw ...
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Last Post
28 Jul 17 05:09 PM - By Mr Lucas
28 Jul '17 05:09 PM
By Mr Lucas
3

Heat transfer systems

Does anyone have any positive or negative experience of these? There are different systems out there and hard to know which one to choose.
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Last Post
28 Jul 17 06:52 AM - By xanti
28 Jul '17 06:52 AM
By xanti
156

New Build - Whole Home HVAC +inslab solution (net Zero)

Hi All Architectural designer looking to find recommendations for a good balance on a whole home solution for multiple systems able to run as a net zero or negative energy home. this is the way im thinking of going so far: Firstly looking ...
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Last Post
16 Jul 17 10:47 AM - By JClark
16 Jul '17 10:47 AM
By JClark
1

Wetback with underfloor heating or radiators?

We are building a 110 square metre home. We are planning to have a wood burner with a wetback as we have a continous supply of firewood. Has anyone experienced using a wetback with radiators or underfloor heating ...
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Last Post
12 Jul 17 08:06 PM - By country bear
12 Jul '17 08:06 PM
By country bear
11

underfloor heating with concrete slab

how thick should the slab be for underfloor heating and what type of piping is used for wetback to underfloor and what kind of pump?
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Last Post
09 Jul 17 08:09 PM - By Dys
09 Jul '17 08:09 PM
By Dys
54

Hydronic underfloor heating with air-to-water heatpump, Christchurch

Hi all, Can anyone offer advice with regard to this, as well as your experiences with install and running costs? Planning a 180m2 single-storey build in Christchurch and I really like the idea of an efficient central heating system to keep the ...
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Last Post
05 Jul 17 12:09 PM - By JR1
05 Jul '17 12:09 PM
By JR1
9
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